Properties of the Number 67938

Sixty-Seven Thousand Nine Hundred Thirty-Eight

Basics

Value: 67937 → 67938 → 67939

Parity: even

Prime: No

Previous Prime: 67933

Next Prime: 67939

Digit Sum: 33

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 13 ² × 67

Divisors: 1, 2, 3, 6, 13, 26, 39, 67, 78, 134

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000100101100010

Octal: 204542

Duodecimal: 33396

Hexadecimal: 10962

Square: 4615571844

Square Root: 260.64918952492445

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

a(n) = number of triangles that can be formed from the points of a 3 X n grid. A262402

5-tuples of practical numbers: numbers n such that n-6, n-2, n, n+2, n+6 are all practical numbers. A287683

G.f. A(x) satisfies: [xⁿ] A(x)ⁿ⁺¹ = [xⁿ] (1 + x·A(x)ⁿ⁺⁵)ⁿ⁺¹ for n >= 0. A360237

Let rep(n) be the n-th repunit number, sequence gives values of n such that rep(n)==rep(5) (mod n). A67938